diff --git a/giphy-api.cabal b/giphy-api.cabal
--- a/giphy-api.cabal
+++ b/giphy-api.cabal
@@ -1,11 +1,13 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+cabal-version: 1.12
+
+-- This file has been generated from package.yaml by hpack version 0.31.1.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: e05dd67348713e7be7ef86386087d4b6c0dce9008030546ddb8c356491aa9622
+-- hash: 0473eb3755866726dc839a725e486309853cf26b5cf613845aa9fce83ee7d2ee
 
 name:           giphy-api
-version:        0.6.0.1
+version:        0.7.0.0
 synopsis:       Giphy HTTP API wrapper and CLI search tool.
 description:    Please see README.md
 category:       Web
@@ -15,8 +17,6 @@
 license:        BSD3
 license-file:   LICENSE
 build-type:     Simple
-cabal-version:  >= 1.10
-
 extra-source-files:
     changelog.md
     README.md
@@ -45,8 +45,8 @@
     , microlens-th
     , mtl
     , network-uri
-    , servant >=0.13
-    , servant-client >=0.13
+    , servant >=0.16
+    , servant-client >=0.16
     , text
     , transformers
   exposed-modules:
diff --git a/src/Web/Giphy.hs b/src/Web/Giphy.hs
--- a/src/Web/Giphy.hs
+++ b/src/Web/Giphy.hs
@@ -410,7 +410,7 @@
 
 -- | You need to provide a 'GiphyConfig' to lift a 'Giphy' computation
 -- into 'MonadIO'.
-runGiphy :: MonadIO m => Giphy a -> GiphyConfig -> m (Either Servant.ServantError a)
+runGiphy :: MonadIO m => Giphy a -> GiphyConfig -> m (Either Servant.ClientError a)
 runGiphy g conf = do
   manager <- liftIO $ HTTP.newManager tlsManagerSettings
   runGiphy' manager g conf
@@ -422,7 +422,7 @@
   => HTTP.Manager -- ^ This must be a TLS-enabled Manager
   -> Giphy a
   -> GiphyConfig
-  -> m (Either Servant.ServantError a)
+  -> m (Either Servant.ClientError a)
 runGiphy' manager giphy conf =
   let env = Servant.ClientEnv manager baseUrl Nothing
       runClientM' = flip Servant.runClientM
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -2,4 +2,4 @@
 extra-package-dbs: []
 packages:
 - '.'
-resolver: lts-11.1
+resolver: lts-14.8